openmic.social is an uncensored community. You may encounter strong language, controversial opinions, and mature or NSFW material. You must be 18+ to browse. Illegal content is prohibited and removed on sight — please report it. By continuing, you accept that you may see content you personally disagree with.
there’s someone who’s done the 433 mhz approach here https://community.home-assistant.io/t/433mhz-wireless-doorbell-monitor-on-an-esp/818738
or here https://reuben.science/posts/making-wifi-doorbell